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Question ID 8059

The STUDENT_GRADES table has these columns: STUDENT_ID NUMBER(12) SEMESTER_END DATE GPA NUMBER(4,3) The registrar has asked for a report on the average grade point average (GPA), sorted from the highest grade point average to each semester, starting from the earliest date. Which statement accomplish this?

Option A

SELECT student_id, semester_end, gpa FROM student_grades ORDER BY semesterend DESC, gpa DESC;

Option B

SELECT student_id, semester_end, gpa FROM student_grades ORDER BY semester_end, gpa ASC

Option C

SELECT student_id, semesterend, gpa FROM student_grades ORDER BY gpa DESC, semesterend ASC;

Option D

SELECT student_id, semesterend, gpa FROM student_grades ORDER BY gpa DESC, semesterend DESC;

Option E

SELECT student_id, semester_end, gpa FROM student_grades ORDER BY gpa DESC, semesterend ASC; F: SELECT student_id,semester_end,gpa FROM studentgrades ORDER BY semester_end,gpa DESC

Explanation


Question ID 9058

Exhibit:

Examine the data in the EMPLOYEES table.
Examine the subquery:
SELECT last_name
FROM employees
WHERE salary IN (SELECT MAX(salary)
FROM employees
GROUP BY department_id);
Which statement is true?

Option A

The SELECT statement is syntactically accurate.

Option B

The SELECT statement does not work because there is no HAVING clause.

Option C

The SELECT statement does not work because the column specified in the GROUP BY clause is not in the
SELECT list.

Option D

The SELECT statement does not work because the GROUP BY clause should be in the main query and not
in the subquery.

Correct Answer A
Explanation

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